range

问题 I am having difficulties print the length of the longest string in the list which is kevin07 which should equal to 7. My current solution prints all 3 item lengths. names = ['ron', 'james', 'kevin07'] best = 0 for index in range(len(names)): if len(names[index]) > best: best = len(names[index]) print(best) 回答1: names = ['ron', 'james', 'kevin07'] best = 0 for index in range(len(names)): if len(names[index]) > best: best = len(names[index]) print(best) Output: 7 Explanation: You need to move

问题 I am currently using ion.RangeSlider for my project which can be found here: http://ionden.com/a/plugins/ion.rangeSlider/en.html It works great but I'm wondering if anyone knows how to increase the size/height of the slider? I've tried height & padding with no avail. I can decrease the height but it seems to cap out at a certain height. Thanks in advance. 回答1: The Ion.RangeSlider is using an image as background, therefore, it isn't possible to simply use height on CSS. But you can use: .irs

问题 When I go: range.selectNodeContents(element); My understanding is that the range object selects all the contents of element. So that would mean that if I said: range.startOffset(); I should get 0. Which is true when testing. But then if I say: range.endOffset(); I would think that I get the length of the contents of the element. But I don't. I get 1, or 3... or numbers I don't understand. So... what does range.endOffset() really tell you? 回答1: The Range.endOffset read-only property returns a

问题 Hey guys, I need to make a function so that it will search an age range in this function function search($query) { $query = mysql_escape_string($query); $connection = mysql_open(); $statement = "select ID, UserName, Gender, USERDOB,DATEDIFF(USERDOB,now()) from Users "; if (!empty($query)) { $statement .= "where FirstName like '%$query%' " . "or LastName like '%$query%' " . "or UserName like '%$query%' " . "or Gender like '%$query%' "; } $statement .= "order by id "; $result = @ mysql_query(

问题 Hey guys, I need to make a function so that it will search an age range in this function function search($query) { $query = mysql_escape_string($query); $connection = mysql_open(); $statement = "select ID, UserName, Gender, USERDOB,DATEDIFF(USERDOB,now()) from Users "; if (!empty($query)) { $statement .= "where FirstName like '%$query%' " . "or LastName like '%$query%' " . "or UserName like '%$query%' " . "or Gender like '%$query%' "; } $statement .= "order by id "; $result = @ mysql_query(

问题 I have a code to wrap elements around text it works fine until i try the following format in my editor: <u><strong>T</strong>es<strong>t</strong></u> It automatic adds two empty strong elements before the underlined element and after like this: <strong></strong> <u><strong>T</strong>es<strong>t</strong></u> <strong></strong> Here's the code that i use and i have buttons that have actions like wrap('strong'): function wrap(tagName) { var selection; var elements = []; var ranges = []; var

问题 I've looked through all the answers on this topic, but for some reason I can't get it to work. I've set up a slider with the following markup: <input data-slider-id="Xslide" type="text" data-provide="slider" data-slider-min="0" data-slider-max="10" data-slider-step=".5" data-slider-value="0" data-slider-tooltip="show" data-slider-orientation="vertical" data-slider-reversed="true"></input> What I want first of all is to console.log its numerical value. I've tried playing with the type to

问题 I have some div with text and spans (include text). How I can highlight text into div if I know highlight positions? I mean: <div>Lorem<span> ipsum</span> dolor amet</div> for positions 2 and 14: <div>Lo<b>rem<span> ipsum</span> dol</b>or amet</div> I can do this simple? With small and clean code. Thank you 回答1: HTML <div id='mydiv'>Lorem<span> ipsum</span> dolor amet</div> JS/Jquery var elm = $('#mydiv'); highlite(elm, 2, 28); //specify the start and end position // if you know the word you

问题 I'm building a heat map with a color gradient from green to red. I want cells with value 0 to be green, and values greater or equal than 1 to take the other colors. I'm building the scale this way : var colors = [ '#27C24C', '#7DB22E', '#D4A10F', '#F97C20', '#F35F40', '#FF0000' ]; var colorScale = d3.scale.quantile() .domain([0, d3.max(data, function (d) { return d.value; })]) .range(colors); But this returns me the following quantiles : [239.16666666666677, 478.3333333333332, 717.5, 956

问题 I have a property with RangeAttribute.. let's say: [Range(0, 30, ErrorMessageResourceName = "Range", ErrorMessageResourceType = typeof(validationMessages)))] public int? years {get; set;} I want to have the validation range but i also want to let the user enter ONE other number let's say 66 as well. is there anyway to have an exception here? i mean if the user enters 44, the error is shown but if he/she enters 66 (only) he/she does not get any error? 回答1: You need to define your own